medium5.3
CVE-2026-34154
Discourse is an open-source discussion platform.
Impact
Discourse is an open-source discussion platform. In versions prior to 2026.1.4, 2026.3.1, 2026.4.1 and 2026.5.0-latest.1, a vulnerability in the discourse-subscriptions plugin allows users to gain access to subscription-gated groups without completing payment. This issue has been fixed in versions 2026.1.4, 2026.3.1, 2026.4.1 and 2026.5.0-latest.1.
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Discourse | Discourse | from 2026.1.0 before 2026.1.4 from 2026.3.0 before 2026.3.1 from 2026.4.0 before 2026.4.1 Version 2026.5.0 |